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Home >> Mazda >> 2003 >> Protege ES, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0443: EVAP Control System Purge Control Valve - Circuit Malfunction >> Detection Condition

Detection Condition

PCM monitors input voltages from purge solenoid valve. If voltage at PCM terminal 67 remains low or high, PCM determines purge solenoid valve circuit has malfunction. This is a diagnostic support DTC (monitored once per key cycle). MIL does not illuminate. Freeze frame data is not available. DTC is not stored in PCM memory.

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